to_string c++
// to_string example
#include <iostream> // std::cout
#include <string> // std::string, std::to_string
int main ()
{
std::string pi = "pi is " + std::to_string(3.1415926);
std::string perfect = std::to_string(1+2+4+7+14) + " is a perfect number";
std::cout << pi << '\n';
std::cout << perfect << '\n';
return 0;
}
// CPP program to illustrate
// std::to_string
#include <bits/stdc++.h>
// Driver code
int main()
{
// Converting float to string
std::string str1 = std::to_string(12.10);
// Converting integer to string
std::string str2 = std::to_string(9999);
// Printing the strings
std::cout << str1 << '\n';
std::cout << str2 << '\n';
return 0;
}